Each month, a Pakistan household generates an average of 19 pounds of garbage. Assuming the variable is normally distributed and the standard deviation is 5 pounds. If a household is selected at random, find the probability of its generating: a) Between 18 and 21 pounds per month. b) More than 25.6 pounds per month.

Q: Each month, an American household generates an average of 28 pounds of newspaper for garbage or…

A: Solution: Let X be the variable. From the given information, X follows normal distribution with mean…

Q: At a large government office center in Chicago, it has been found out that the time employees spend…

A:

Q: A study of the amount of time it takes a mechanic to rebuild the transmission for a 2010…

A:

Q: 1.The average length of adult rabbit is 30 cm with the standard deviation of 4 cm. If their length…

A: Given : Let X : Length of adult rabbit is normally distributed with Mean (μ) = 30  (in cm) Standard…

Q: The manufacturers of a new model of car state that, when travelling at 56 miles per hour,  the…

A:

Q: The shelf life of a battery produced by one major company is known to be normally distributed, with…

A: Given that μ=3.8,σ=0.4

Q: If the average yield of a dunum of yellow corn is 800kg, with a standard deviation of 40kg Assuming…

A: Given,mean(μ)=800standard deviation(σ)=40

Q: According to a survey, the average weight of NFL players is 254 Ibs. with a standard deviation of 44…

A: The random variable X is normally distributed. The population mean is 254. The population standard…

Q: The number of calories in a certain dessert is normally distributed with a mean of 210 and a…

A: Given: μ=210 and σ=12. The z-score is calculated asz=x-μσ

Q: The average age of a vehicle registered in Country A is 8 years, or 96 months. Assume the standard…

A:

Q: The lifetime of a particular component is normally distributed, with a mean of 1000 hours, and a…

A: From the given information, let us define the random variable X as lifetime of a particular…

Q: The accountants of a known auditing firm have a mean daily salary of P850 with a standard deviation…

A: X~N(μ= 850 , σ= 82 ) μ= 850 , σ= 82 Formula for Z-score Z=(X-μ)/σ

Q: A study indicates that​ 18- to​ 24- year olds spend a mean of 120 minutes watching video on their…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Given that the length an athlete throws a hammer is a normal random variable with mean 50 feet and…

A:

Q: The incoming freshman class at North Carolina State University had a mean unweighted GPA of 3.81…

A: Given: Sample size (n) = 100 Population mean GPA score μ=3.81 Population standard deviation σ=0.36

Q: In a region the energy consumption for a family per month averages 1145 kWh and one standard…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a an of 37…

A: 37 Obtain the standard z-score for the random variable equals 26.1 liters. The standard z-score for…

Q: A newspaper survey found that 65% of readers found online tutorials useful. If a random sample of 9…

A: We have given that a Binomial distribution with parameters p=65% = 0.65 , q=1-p = 0.35 and sample…

Q: At a large manufacturing company, the mean age of workers is 37 years, and the standard deviation is…

A: Given: Mean μ = 37 Standard deviation σ=6 Sample Size n = 44 As we know that if X~N(μ, σ) then…

Q: According to the St. Lucie Economic Development Council, the average household income in St. Lucie…

A: We have given that.   X~N( μ , ?^2 )   μ =45100 , ? =1360   Z-score =( x - μ )/?

Q: the sape of the distribution of the time required to get an oil change at  a 10-minute oil change…

A: Answer:  Given,n=40 Mean=11.4 Standard deviation =3.2

Q: 1. Assume that the amounts of weights that male college students gain during their freshman year are…

A:

Q: The accountants of a known auditing firm have a mean daily salary of 850 Php with a standard…

A: Given: μ=850σ=82X~Nμ=850, σ=82P(X>950)=?

Q: Assume that the average weight of an NFL player is 245.7 pounds with a standard deviation of 34.5…

A: Given - The average weight of an NFL player is μ = 245.7 pounds with standard deviation σ =34.5…

Q: The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard…

A: Here, mean is $100 and standard deviation is $14.

Q: The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard…

A: Given Data Population Mean,μ = 100.0 Population Standard Deviation,σ = 12.0

Q: A study indicates that 18- to 24- year olds spend a mean of 120 minutes watching video on their…

A: The mean is 120 minutes and the standard deviation is 20 minutes.

Q: An article in a journal for college instructors recently stated that college students spend on…

A: We have to find given probability..

Q: Given that X is a normally distributed random variable with a mean of 50 and a standard deviation of…

A: Given that X is a normally distributed random variable with a mean of 50 and a standard deviation of…

Q: If the average yield of a dunum of yellow corn is 800 kg, with a standard deviation of 40 kg, and…

A: Given that : X follow a normal distribution with mean (μ) 800 kg and standard deviation (? ) 40 kg.…

Q: The average cholesterol content of a certain brand of eggs is 210 milligrams, and the standard…

A: Hey, since the question is not specified correctly. Here we are finding the probability that mean…

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 15.5…

A: As per Bartleby guideline expert have to answer first question only dear student please upload other…

Q: The shelf life of a battery produced by one major company is known to be normally distributed, with…

A:

Q: The mass, m, of a particular hand-laid fiberglass part is normally distributed with a mean of 66 kg…

A: Given,mean(μ)=66 kgstandard deviation(σ)=5kg

Q: chickens follow a normal distribution with a mean of ? kg and a standard deviation of ? kg. It is…

A: *Answer:

Q: An airliner carries 400 passengers and has doors with a height of 75 in. Heights of men are normally…

A: Given,mean(μ)=69standard deviation(σ)=2.8

Q: The lifetime of a particular component is normally distributed, with a mean of 1000 hours, and a…

A: Consider X be a random variable which, follows normal distribution, indicates the lifetime of a…

Q: The mass, m, of a particular hand-laid fiberglass part is normally distributed with a mean of 66 kg…

A: Let X denote the mass of a particular hand laid fiberglass part and it follows normal distribution…

Q: An automated machine in a manufacturing process is operating properly if the length of animportant…

A:

Q: For a certain type of computers, the length of time between charges of the battery is normally…

A: According to the provided information, Mean (µ) = 50 hour Standard deviation (σ) = 15 hour

Q: The service time for customers coming through a checkout counter has mean 51.4 seconds and standard…

A: Given: Service time = X Mean of X = 51.4 sec standard deviation of X = 6.8 sec n = 64 sample mean =…

Q: At a certain beer bottling plant, the amount of beer that is put in a bottle is known to be…

A:

Q: The sick-leave time of employees in a firm in a month is normally with a f 100 hours and a standard…

A: Given  Mean (mu) = 100 hours Standard deviation = s= 20 hours

Q: The number of calories in a certain dessert is normally distributed with a mean of 210 and a…

A: We have to find the probability that the dessert one selects will contain between 185 and 216.

Q: Given the population of men has normally distributed weights with a mean of 172 lb and a standard…

A: Consider that the mean and standard deviation of a random variable X are µ and σ, respectively.…

Q: If the average length of all low-weight babies at the time of birth is known to be 36.5 centimeters…

A: Given Data: Mean=36.5 SD=2.4

Q: The monthly utility bills in a city are normally​ distributed, with a mean of ​$100 and a standard…

A: Given : mean = 100 Standard deviation = 13

Q: Given the population of men has normally distributed weights with a mean of 172 lb and a standard…

A: Let X denote the population of men has normally distributed weights with a mean of 172 lb and a…

Q: If a random variable that is normally distributed has a mean of 25 and a standard deviation of 3,…

A: Given,mean(μ)=25standard deviation(σ)=3

Q: are normally​ distributed, with a mean of $100 and a standard deviation of ​$13. Find the…

A: Given: μ=100, σ=13 The corresponding z-values needed to be computed are: The probability that a…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.